/*
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 */
package web.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import web.enity.OrderDital;
import web.enity.UserInfo;
import web.service.Impl.OrderServiceImpl;
import web.service.OrderService;

/**
 *
 * @author 10592
 */
public class OrderServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        HttpSession session = request.getSession();
        System.out.println("OrderServlet");
        //获得用户名
        UserInfo userInfo = (UserInfo) session.getAttribute("Login_USER");
        if (userInfo!=null) {
            if (userInfo.getUserName()!=null) {
                System.out.println(userInfo.getUserName());
                //初始化orderService
                OrderService orderService = new OrderServiceImpl();
                //获取OrderrDital
                List<OrderDital> ods = orderService.quaryItem(userInfo.getUserName());
                // 将模型数据放到request范围
                request.setAttribute("orderList", ods);
                // 请求转发
                request.getRequestDispatcher("orderlist.jsp").forward(request, response);
            }
            else{
                System.out.println("用户名为空");
            }
           
        }else{
            System.out.println("session已失效");
            response.sendRedirect("Login.html");
        }
       
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
